Chime Elite King Memory Foam 14" Mattress in a Box NEW AY-M71441Retail price $2108. Memory foam mattresses are a hot trend for good reason. But for some, they simply get a bit too toasty for comfort. Rest easy. This 14 inch queen memory foam mattress has you covered with the cradling feel you love and temperature regulation you crave. Its soothing gel and charcoal infused memory foam contours to your body, while a thick layer of green tea firm support foam provides wonderful pressure point relief. And hows this